LL16 5BY

Llansannan · Conwy · Wales

Updated September 2026

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Location overview

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Post town: Denbigh
Ward: Llansannan
Local authority: Conwy
Constituency: Bangor Aberconwy
Postcode district: LL16
Postcode sector: LL16 5

Nearby postcodes

Nearby postcode distances
Postcode	Distance
LL16 5DA	1.2 km
LL16 5SG	1.2 km
LL16 5BN	1.5 km
LL16 5NL	1.7 km
LL16 5SH	1.8 km

Complete postcode fields and official codes

Postcode: LL16 5BY
Status: Current
Introduced: 1 January 1980
Terminated: Not published
Postcode area: LL
Postcode district: LL16
Postcode sector: LL16 5
Latitude: 53.181938
Longitude: -3.533025
British National Grid easting: 297,649
British National Grid northing: 366,078

Statistical and administrative geographies

Country: Wales · W92000004
Region: W99999999
Local authority district: Conwy · W06000003
Electoral ward: Llansannan · W05001421
Parish or community: W04000131
Westminster constituency: Bangor Aberconwy · W07000083
Output area: W00000863
Lower layer super output area: Conwy 014C · W01000162
Middle layer super output area: Conwy 014 · W02000040

Postcode source versions

Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence

Explore LL16

Property

View all property records

1 recorded sale at this postcode

Address	Date	Price
Tryfan Uchaf, Henllan, Denbigh, LL16 5BY	23 June 2000	£122,000

Schools

Within 3.1 miles of this postcode

View all nearby schools

Open schools: 1
Primary: 0
Secondary: 0

Ysgol Bro Aled, Llansannan

Welsh establishment
4.5 km

Census 2021

Population and age profile

Postcode residents: 9
Postcode households: 3
Residents per household: 3.0
LL16 5 residents: 3,960

Age bands in LL16 5

Wider postcode sector

Age 0 to 14: 16%
Age 15 to 24: 9.7%
Age 25 to 44: 20.8%
Age 45 to 64: 31.1%
Age 65 and over: 22.4%

This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider LL16 5 sector, not people in this individual postcode.

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+: 0%
Ultrafast, 100 Mbit/s+: 0%
Ultrafast, 300 Mbit/s+: 0%
Gigabit-capable: 0%

Unable to receive decent fixed or FWA broadband: 0%
Next Generation Access: 100%
Decent broadband available from fixed wireless: 33.3%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

Nearby transport

Capel Gwynfa

BCT · Bryn Rhyd-yr-Arian
0.8 miles
Rhydyrarian Bridge

BCT · Bryn Rhyd-yr-Arian
1.5 miles
Capel Rhiw

BCT · Bylchau
1.8 miles
Capel Rhiw

BCT · Bylchau
1.8 miles
Square

BCT · Bylchau
1.9 miles

Evidence in context

Schools

1 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Bro Aled, Llansannan is the nearest published school at 2.8 miles.

Counts describe active establishment records. They do not assess admissions, catchments or quality.